| /******************************************************************************* |
| * Copyright (c) 2000, 2015 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.debug.ui.actions; |
| |
| import org.eclipse.debug.core.DebugException; |
| import org.eclipse.jdt.debug.core.IJavaThread; |
| import org.eclipse.jdt.debug.ui.IJavaDebugUIConstants; |
| |
| /** |
| * An action delegate that toggles the state of its viewer to |
| * show/hide System Threads. |
| */ |
| public class ShowSystemThreadsAction extends AbstractThreadsViewFilterAction { |
| |
| @Override |
| protected String getPreferenceKey() { |
| return IJavaDebugUIConstants.PREF_SHOW_SYSTEM_THREADS; |
| } |
| |
| @Override |
| protected boolean selectThread(IJavaThread thread) throws DebugException { |
| // Show only non-system threads and suspended threads. |
| return !thread.isSystemThread() || thread.isSuspended(); |
| } |
| |
| @Override |
| protected boolean isCandidateThread(IJavaThread thread) throws DebugException { |
| return thread.isSystemThread(); |
| } |
| } |